自定义轮播间隔？

Question

在Bootstrap 3中,使用jQuery有一种方法可以按照我的轮播索引进行排序并添加每张幻灯片的自定义间隔,这样我就可以有一张幻灯片10000毫秒和另一张500毫秒等？

我知道您可以设置data-interval属性,但这会设置所有幻灯片的速度,因为您无法为每个项目添加自定义区间属性.

data-interval="3000"

我的旋转木马设置如下:

<div id="carousel" class="carousel slide">

     <div class="carousel-inner">

    <div class="item active">
        <a href="#">
              <img class="img-responsive" src="">
        </a>
    </div>

    <div class="item">
        <a href="#">
             <img class="img-responsive" src="">
        </a>
    </div>

    <div class="item">
        <a href="#">
             <img class="img-responsive" src="">
        </a>
    </div>

    <div class="item">
        <a href="#" >
            <img class="img-responsive" src="">
        </a>
    </div>
</div>

Answer 1

您可以创建一个自定义属性,表示幻灯片应该显示的时间长度,将其拉出来slide.bs.carousel或slid.bs.carousel活动项目(根据您的喜好/最适合您),然后将其设置为超时以转到下一个滑动.

$('#carousel-example-generic').on('slide.bs.carousel', function() {
  var interval = $('div.item.active').attr('duration');
  setTimeout(function() {
    $('.carousel').carousel('next');
  }, interval);
});

<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css" rel="stylesheet" />
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.0/jquery.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js"></script>


<div id="carousel-example-generic" class="carousel slide" data-ride="carousel">
  <!-- Indicators -->
  <ol class="carousel-indicators">
    <li data-target="#carousel-example-generic" data-slide-to="0" class="active"></li>
    <li data-target="#carousel-example-generic" data-slide-to="1"></li>
    <li data-target="#carousel-example-generic" data-slide-to="2"></li>
    <li data-target="#carousel-example-generic" data-slide-to="3"></li>
  </ol>

  <!-- Wrapper for slides -->
  <div class="carousel-inner" role="listbox">
    <div class="item active" duration="3000">
      <img src="http://placehold.it/400x200" alt="..." />
      <div class="carousel-caption">
        First
      </div>
    </div>
    <div class="item" duration="2000">
      <img src="http://placehold.it/400x200" alt="..." />
      <div class="carousel-caption">
        Second
      </div>
    </div>
    <div class="item" duration="1000">
      <img src="http://placehold.it/400x200" alt="..." />
      <div class="carousel-caption">
        Third
      </div>
    </div>
    <div class="item" duration="500">
      <img src="http://placehold.it/400x200" alt="..." />
      <div class="carousel-caption">
        Fourth
      </div>
    </div>
  </div>

  <!-- Controls -->
  <a class="left carousel-control" href="#carousel-example-generic" role="button" data-slide="prev">
    <span class="glyphicon glyphicon-chevron-left" aria-hidden="true"></span>
    <span class="sr-only">Previous</span>
  </a>
  <a class="right carousel-control" href="#carousel-example-generic" role="button" data-slide="next">
    <span class="glyphicon glyphicon-chevron-right" aria-hidden="true"></span>
    <span class="sr-only">Next</span>
  </a>
</div>